:root {
  font-size: 4px;
}
html {
  color: var(--text-c);
  background-color: #f3f4f6;
  transition: background 0.8s;
}
html, body {
  height: 100vh;
}
::-webkit-scrollbar {
  width: 0px;
  height: 9px;
  background-color: var(--bg-c);
}
::-webkit-scrollbar-thumb {
  border: 3px solid transparent;
  background-clip: padding-box;
  background-color: #8888;
  border-radius: 9999px;
  &:hover {
    background-color: #888b;
  }
}

@media (max-width: 640px) {
  ::-webkit-scrollbar {
    display: none;
  }
}

// draggable 托拖拽时 原元素样式
.ghost {
  visibility: hidden;
}
.dragging {
  opacity: 1 !important;
  .site__handle {
    background-color: var(--site-hover-c);
  }
  .group__handle {
    background-color: var(--site-hover-c);
  }
}

.no_select {
  -moz-user-select: none; /* 火狐 */
  -webkit-user-select: none; /* 谷歌、Safari */
  -ms-user-select: none; /* IE10+ */
  user-select: none;
  user-drag: none;
}
